Yes, Andy--as usual you're right, and this is the best way to handle this.
Diane
(who is typing one-fingered and thus probably seems crankier than usual)
>On Tue, 4 Mar 2003, Bernhard Eversberg wrote:
>
>> Same opinion. Let's leave AACR aside, I used it just as an example.
>> The wider issue, heretofore probably unaddressed, is that of how to refer to
>> codes of rules being used in the formulation of element content.
>
>Perhaps I'm missing the point... but for 'rigorous' forumlation rules
>(like ISO8601 dates) the 'syntax encoding scheme' provides this
>information?
>
>> Maybe the community at large regards this as a non-issue. That
>>fact in itself
>> might bear mentioning in the documentation, citing AACR as an example.
>
>Less 'rigorous' formulation rules can be handled with 'application
>profiles' can't they?
>
>http://www.ariadne.ac.uk/issue25/app-profiles/
>
>An application profile can contain an application-specific comment that
>indicates that the value has been forumlated according to a set of
>guidelines or rules (e.g. AACR2).
>
>So, for example, the RDN cataloguing guidelines at
>
>http://www.rdn.ac.uk/publications/cat-guide/
>
>could be reformulated as an 'application profile', in which case the
>RDN-specific comment would indicate that values of dc:creator are
>formulated according to chapter 22 of AACR2.
>
>E.g. see the entry for Creator in the RDN application profile at
>
>http://meg.ukoln.ac.uk/?class=http%3A%2F%2Fwww.ukoln.ac.uk%2Fmetadata%2Feducation%2Fregproj%2Freg%2FElementUsage;resource=http%3A%2F%2Fpurl.org%2Frdn%2FRDN%2FelementUsage-4969891340224872980
>
>There are some issues with this approach...
>
>- the application-specific comment isn't machine readable in any real
> sense
>- in the general case, it isn't clear how one gets from some instance
> metadata to the 'application profile' that was used to create the
> instance metadata.
>
>(Note that in the case of XML instance metadata (*not* RDF/XML) one can
>get to the application profile from the instance metadata by following the
>link to the XML schema definition - assuming that the XML schema
>effectively carries all the application profile information).
>
>Regards,
>
>Andy
>--
>Distributed Systems, UKOLN, University of Bath, Bath, BA2 7AY, UK
>http://www.ukoln.ac.uk/ukoln/staff/a.powell +44 1225 383933
>Resource Discovery Network http://www.rdn.ac.uk/
--
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Diane I. Hillmann
National Science Digital Library
Cornell Information Science Email: [log in to unmask]
301 College Ave. Voice: (607) 255-5691
Ithaca, NY 14850
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